A fun holiday on the lake with friends, family, and fireworks was literally turned upside down and left a mother grieving the loss of her young child.
Four-year-old Tilly Roache, of Lithonia, died from delayed complications due to drowning, said Putnam County Coroner Hollis Harrison. Tilly was one of 12 people on a tritoon boat on Lake Oconee watching fireworks at Great Waters.
As it was leaving the…